REFERENCES
- Deming , E. 1986 . Out of the Crisis , Boston : MIT Press .
- Ryan , T. , Joiner , B. and Ryan , B. 1985 . Minitab Student Handbook, , 2nd ed. , Boston : Duxbury .
- Scherkenbach , W. 1991 . The Deming Road to Continual Improvement , Knoxville : SPC Press .
- Ziegel , E. 1993 . Review of The Deming Road to Continuous Improvement . Technometrics , 35 : 233 by W. Scherkenbach